| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 138 |
| Headlamp aim out of alignment | 92 |
| Registration plate lamp issues | 79 |
| Brakes imbalanced across an axle | 55 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 50 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 48 |
| Registration plate issues | 41 |
| Rear fog lamp not working |1.3.2b| | 40 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 39 |
| Offside Rear fog lamp not working |1.3.2b| | 30 |
| Rear fog lamp emits a light other than red |1.3.2e| | 23 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 20 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 19 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 15 |
| Offside Stop lamp not working |1.2.1b| | 15 |
| Offside Rear fog lamp missing |1.3.2a| | 14 |
| Rear fog lamp missing |1.3.2a| | 13 |
| Windscreen washer not working | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 12 |
| Rear fog lamp switch missing |1.3.1a| | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 12 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 11 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Parking brake lever has no reserve travel |3.1.6b| | 9 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 9 |
| Front brake application uneven | 9 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 9 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 9 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Rear fog lamp tell tale missing |1.3.1b| | 8 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Windscreen has damage | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 7 |
| Rear brake binding | 7 |
| Nearside Stop lamp not working |1.2.1b| | 7 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 7 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Horn not working |1.6.2a| | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Rear fog lamp does not emit a steady red light |4.5.4 |a|| | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Front brake excessively fluctuating | 6 |
| Brake pipe excessively corroded | 6 |
| Nearside Headlamp not working on main beam |1.7.5a| | 6 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Centre Stop lamp not working |1.2.1b| | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Battery insecure |1.9.1| | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Offside Rear fog lamp does not emit a steady red light |4.5.4 |a|| | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Offside Front Position lamp not working |4.2.1 |a|| | 5 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 5 |
| Anti-lock braking system warning lamp indicates an ABS fault | 5 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Nearside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 4 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 4 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Rear fog lamp switch missing |4.5.3 |a| |ii|| | 4 |
| Rear Rear fog lamp not working |1.3.2b| | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 4 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 4 |
| Offside Rear fog lamp does not emit a steady red light |1.3.2e| | 4 |
| Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Windscreen wiper blade insecure | 3 |
| Rear brake application uneven | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer`s specified limits |8.2.1.2 |a|| | 3 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Brake hose has insufficient room to move | 3 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits |8.2.1.2 |b|| | 3 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 3 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 3 |
| Emissions not tested |8.2.1.2 |d|| | 3 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Rear fog lamp switch missing (4.5.3 (a)) | 3 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 3 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Centre Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 3 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 3 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |